Rive

Rive.app offers a groundbreaking platform specifically designed for creating game UIs, revolutionizing the way designers and developers work together on interactive and animated user interfaces (UI) and heads-up displays (HUDs) for video games. By enabling the construction of high-fidelity vector UIs with perfect antialiasing, animated texts for game menus and HUDs, and dynamic game characters and props, Rive addresses the traditionally complex handoff between designers and developers. Its capabilities extend to coordinating audio, game state changes, or any actionable code directly within its platform, facilitating a seamless integration of design and functionality without requiring designers to write code. This approach not only enhances design fidelity but significantly saves development time with each iteration​.

Rive stands out for its comprehensive end-to-end pipeline for interactive graphics, which includes a sophisticated editor, an efficient file format, and versatile runtimes that ensure consistency across different platforms. Its innovative State Machine feature empowers designers to visually create interactivity using animations as states, with the ability to connect animations through transitions and define their conditions, thus bridging the gap between design and development. Furthermore, Rive’s animation capabilities are robust, supporting everything from skeletal to mesh animations, and even dynamic text animations for runtime, across all languages. This versatility extends to importing assets, allowing the importation of both vector (SVG) and raster graphics (PNG, JPEG, and PSD for layered compositions), making Rive a comprehensive tool for game UI design and development. The platform also emphasizes collaboration and community, offering features for real-time team collaboration and the sharing of designs for feedback or inspiration within its vibrant community​.